Home / 21,708,001.40-32,562,002.10-8,921,924.60

Finding the Fourth Proportional to 21,708,001.40, 32,562,002.10 and 8,921,924.60

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Solution

The fourth proportional to 21,708,001.40, 32,562,002.10 and 8,921,924.60 is: 13,382,886.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,708,001.40 : 32,562,002.10 = 8,921,924.60 : x
  2. Step 2: Convert to fraction form
    21,708,001.40/32,562,002.10 = 8,921,924.60/x
  3. Step 3: Cross multiply
    21,708,001.40x = 32,562,002.10 × 8,921,924.60
  4. Step 4: Simplify right side
    21,708,001.40x = 290,515,727,561,241.69
  5. Step 5: Solve for x
    x = 290,515,727,561,241.69/21,708,001.40
  6. Step 6: Final answer
    x = 13,382,886.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.